`a2jcard.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3037::6815:4c4d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:bf67^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.77^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.103^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cory.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cory.ns.cloudflare.com`
		A	108.162.193.93^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	172.64.33.93^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	173.245.59.93^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
NS	`nicole.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nicole.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nicole.ns.cloudflare.com`
		A	108.162.192.211^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	172.64.32.211^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	173.245.58.211^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.76.77, 172.67.191.103
		IPv6	2606:4700:3037::6815:4c4d, 2606:4700:3037::ac43:bf67
SOA	`cory.ns.cloudflare.com`dns@cloudflare.com serial=2398769393

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

DNS History

16 records (6 active, 10 former)

●NScory.ns.cloudflare.com2026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

●NSnicole.ns.cloudflare.com2026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

○NSpdns01.domaincontrol.com2018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○NSpdns02.domaincontrol.com2018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

●A104.21.76.772026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

●A172.67.191.1032026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

○A184.168.221.362018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A184.168.221.402018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A184.168.221.452018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A184.168.221.512018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A184.168.221.542018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

●A2606:4700:3037::6815:4c4d2026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

●A2606:4700:3037::ac43:bf672026-03-20 → 2026-03-20 · 3 obs

○ 2018-06-15 13:53:54
● 2026-03-20 06:19:16
● 2026-03-20 06:19:18

○A50.63.202.502018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A50.63.202.512018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

○A50.63.202.592018-06-15 → 2018-06-15 · 3 obs

● 2018-06-15 13:53:54
○ 2026-03-20 06:19:16
○ 2026-03-20 06:19:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
a2jcard.com	cory.ns.cloudflare.com, nicole.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.193.93

NS records: cory.ns.cloudflare.com, nicole.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.76.77, 172.67.191.103`
AAAA	2	`2606:4700:3037::ac43:bf67, 2606:4700:3037::6815:4c4d`
NS	2	`cory.ns.cloudflare.com, nicole.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cory.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cory.ns.cloudflare.com, cory.ns.cloudflare.com, cory.ns.cloudflare.com...)

Analysis

IP Addresses

a2jcard.com points to four IP numbers: 2606:4700:3037::6815:4c4d, 2606:4700:3037::ac43:bf67, 104.21.76.77 and 172.67.191.103.

Other host names, for instance mail.vintronicsinc.com, dreamflightadventures.com, huacandp.com, 027whjingjun.com and lamon.com.ar share IP numbers with a2jcard.com.

Name Servers

Delegation for a2jcard.com rests with two name servers, cory.ns.cloudflare.com and nicole.ns.cloudflare.com.

a2jcard.com shares the same name server setup as other domains, including arbitrationnation.com, hrlawwatch.com, erisalitigation.org, underwrittenblog.com and 1080.ch.

a2jcard.com at least partially shares name servers with other domains, for instance cognixphere.org, ufadaddy1.com, devops.com, kroxa.in.ua and radiostarcom.com.

Host names with six IP numbers: cory.ns.cloudflare.com points to: 2606:4700:58::adf5:3b5d, 2803:f800:50::6ca2:c15d, 2a06:98c1:50::ac40:215d, 108.162.193.93, 172.64.33.93 and 173.245.59.93. nicole.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad3, 2803:f800:50::6ca2:c0d3, 2a06:98c1:50::ac40:20d3, 108.162.192.211, 172.64.32.211 and 173.245.58.211.

a2jcard.com - robtex.com

a2jcard.com

com

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`a2jcard.com`

`com`